#291B96#291B96

#291B96 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.6% C 0.185 H 275.7°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#291B96
RGB	rgb(41, 27, 150)
HSL	hsl(247, 69%, 35%)
HSV	hsv(247, 82%, 59%)
CMYK	cmyk(72.7%, 82%, 0%, 41.2%)
CIE-LAB	lab(21.79, 44.79, -63.76)
CIE-LCH	lch(21.79, 77.92, 305.09°)
OKLab	oklab(34.56% 0.0184 -0.1843)
OKLCH	oklch(34.56% 0.185 275.7)
XYZ	xyz(6.8096, 3.4566, 29.1566)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291B96 #88961B

analogous

#1B4B96 #291B96 #661B96

triadic

#291B96 #96291B #1B9629

tetradic

#291B96 #961B4B #88961B #1B9666

square

#291B96 #961B4B #88961B #1B9666

split-complementary

#291B96 #96661B #4B961B

monochromatic

#0D082E #1B1262 #291B96 #3724CA #5D4DDF

Accessibility & contrast

On white

12.42

#291B96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#291B96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291B96

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291B96	#FFFFFF	#000000	##FFFFFF
##291B96	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003999

Deuteranopia (green-blind)

#002F94

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #291b96;
/* rgb */ color: rgb(41, 27, 150);
/* oklch */ color: oklch(34.6% 0.185 275.7);

Tailwind

colors: {
  custom: {
    50: '#755bb6',
    500: '#291b96',
    950: '#000000',
  },
}

SCSS

$custom: #291b96;
$custom-light: #755bb6;
$custom-dark: #000000;

JSON

{
  "hex": "#291b96",
  "rgb": {
    "r": 41,
    "g": 27,
    "b": 150
  },
  "hsl": {
    "h": 246.829,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34564,
    "c": 0.18525,
    "h": 275.7
  },
  "luminance": 0.03457
}

Semantic roles & 50–950 ramp

primary

#291B96

secondary

#B4C14C

accent

#EC3BD8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #291B96

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →